Home / 9,450.40-14,175.60-5,303.20

Finding the Fourth Proportional to 9,450.40, 14,175.60 and 5,303.20

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Solution

The fourth proportional to 9,450.40, 14,175.60 and 5,303.20 is: 7,954.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,450.40 : 14,175.60 = 5,303.20 : x
  2. Step 2: Convert to fraction form
    9,450.40/14,175.60 = 5,303.20/x
  3. Step 3: Cross multiply
    9,450.40x = 14,175.60 × 5,303.20
  4. Step 4: Simplify right side
    9,450.40x = 75,176,041.92
  5. Step 5: Solve for x
    x = 75,176,041.92/9,450.40
  6. Step 6: Final answer
    x = 7,954.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.